/* ============================================================
   Licensing Panel — Design System
   A modern, "connected" dark theme inspired by Vercel & Cloudflare.
   This single file restyles every Bootstrap component used across
   the admin, rebrand and customer areas, so the whole product
   shares one cohesive look.
   ============================================================ */

/* ----------------------------------------------------------
   1. Design tokens
   ---------------------------------------------------------- */
:root {
    /* Surfaces (near-black, layered greys) */
    --ds-bg:            #0a0a0a;
    --ds-bg-subtle:     #0f0f0f;
    --ds-surface:       #111111;
    --ds-surface-2:     #161616;
    --ds-surface-hover: #1c1c1c;

    /* Borders / hairlines */
    --ds-border:        #242424;
    --ds-border-strong: #333333;

    /* Text */
    --ds-text:          #ededed;
    --ds-text-muted:    #a1a1a1;
    --ds-text-faint:    #6e6e6e;

    /* Accent — Vercel blue. Overridable per-rebrand via --primary-color. */
    --ds-accent:        #0070f3;
    --ds-accent-hover:  #3291ff;
    --ds-accent-ink:    #ffffff;

    /* Semantic */
    --ds-success:       #2bd576;
    --ds-success-bg:    rgba(43, 213, 118, 0.12);
    --ds-warning:       #f5a623;
    --ds-warning-bg:    rgba(245, 166, 35, 0.12);
    --ds-danger:        #ff5c5c;
    --ds-danger-bg:     rgba(255, 92, 92, 0.12);
    --ds-info:          #56b6ff;
    --ds-info-bg:       rgba(86, 182, 255, 0.12);

    /* Shape & motion */
    --ds-radius-sm: 6px;
    --ds-radius:    9px;
    --ds-radius-lg: 14px;
    --ds-shadow:    0 1px 2px rgba(0,0,0,.4), 0 4px 16px rgba(0,0,0,.25);
    --ds-ease:      150ms cubic-bezier(.4,0,.2,1);

    --ds-font: 'Inter', 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --ds-mono: 'Geist Mono', ui-monospace, 'SF Mono', 'JetBrains Mono', 'Fira Code', Menlo, Consolas, monospace;
}

/* Map our tokens onto Bootstrap's variables so stock components inherit them */
:root,
[data-bs-theme="dark"] {
    --bs-body-bg:            var(--ds-bg);
    --bs-body-color:         var(--ds-text);
    --bs-body-font-family:   var(--ds-font);
    --bs-emphasis-color:     #ffffff;
    --bs-secondary-color:    var(--ds-text-muted);
    --bs-tertiary-color:     var(--ds-text-faint);
    --bs-border-color:       var(--ds-border);
    --bs-border-radius:      var(--ds-radius);
    --bs-border-radius-sm:   var(--ds-radius-sm);
    --bs-link-color:         var(--ds-accent-hover);
    --bs-link-hover-color:   #66aaff;
    --bs-primary:            var(--ds-accent);
    --bs-primary-rgb:        0, 112, 243;
    --bs-tertiary-bg:        var(--ds-surface-2);
    --bs-secondary-bg:       var(--ds-surface);
    --bs-card-bg:            var(--ds-surface);
    --bs-card-border-color:  var(--ds-border);
}

/* ----------------------------------------------------------
   2. Base
   ---------------------------------------------------------- */
* { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
    background:
        radial-gradient(900px 500px at 100% -10%, rgba(0,112,243,.06), transparent 60%),
        var(--ds-bg);
    color: var(--ds-text);
    font-family: var(--ds-font);
    font-feature-settings: 'cv11', 'ss01';
    letter-spacing: -0.011em;
    min-height: 100vh;
}

/* Force the dark palette even on pages that forgot data-bs-theme */
body, html { color-scheme: dark; }

h1, h2, h3, h4, h5, h6 { font-weight: 650; letter-spacing: -0.02em; color: #fff; }
h1 { font-size: 1.7rem; }
.lead { color: var(--ds-text-muted); font-size: 1rem; }
a { text-decoration: none; transition: color var(--ds-ease); }
hr { border-color: var(--ds-border); opacity: 1; }
code, kbd, .text-monospace, .font-monospace { font-family: var(--ds-mono); }

::selection { background: rgba(0,112,243,.35); }

/* Scrollbar */
::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-thumb { background: #2a2a2a; border-radius: 8px; border: 3px solid var(--ds-bg); }
::-webkit-scrollbar-thumb:hover { background: #383838; }

.container { max-width: 1200px; }

/* ----------------------------------------------------------
   3. Top navigation
   ---------------------------------------------------------- */
.navbar {
    background: rgba(10,10,10,.72) !important;
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--ds-border);
    padding-top: .55rem;
    padding-bottom: .55rem;
    position: sticky;
    top: 0;
    z-index: 1030;
}
.navbar .container { max-width: 1200px; }

.navbar-brand {
    font-weight: 650;
    letter-spacing: -0.02em;
    color: #fff !important;
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    font-size: 1.02rem;
}
/* Brand mark */
.navbar-brand::before {
    content: "";
    width: 22px; height: 22px;
    border-radius: 6px;
    background: conic-gradient(from 210deg, var(--ds-accent), #7c3aed, var(--ds-accent));
    box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 2px 8px rgba(0,112,243,.4);
    flex: 0 0 auto;
}
.navbar-brand img { max-height: 26px; border-radius: 5px; }
.navbar-brand img + * { margin-left: .1rem; }

.navbar-nav { gap: .15rem; align-items: center; }
.navbar .nav-link {
    color: var(--ds-text-muted) !important;
    font-size: .9rem;
    font-weight: 500;
    padding: .4rem .7rem !important;
    border-radius: var(--ds-radius-sm);
    transition: color var(--ds-ease), background var(--ds-ease);
}
.navbar .nav-link:hover { color: #fff !important; background: var(--ds-surface-2); }
.navbar .nav-link.active {
    color: #fff !important;
    background: var(--ds-surface-2);
    box-shadow: inset 0 0 0 1px var(--ds-border-strong);
}
.navbar .navbar-text,
.navbar .nav-item.nav-link.text-light { color: var(--ds-text-faint) !important; font-size: .85rem; }
.navbar-toggler { border-color: var(--ds-border); padding: .35rem .55rem; }
.navbar-toggler:focus { box-shadow: 0 0 0 3px rgba(0,112,243,.25); }

/* Logout / username pill on the right */
.navbar-nav .nav-link[href*="logout"] {
    color: var(--ds-text) !important;
    box-shadow: inset 0 0 0 1px var(--ds-border);
}
.navbar-nav .nav-link[href*="logout"]:hover {
    background: var(--ds-danger-bg);
    color: #fff !important;
    box-shadow: inset 0 0 0 1px rgba(255,92,92,.4);
}

/* ----------------------------------------------------------
   4. Cards & panels
   ---------------------------------------------------------- */
.card {
    background: var(--ds-surface);
    border: 1px solid var(--ds-border);
    border-radius: var(--ds-radius-lg);
    box-shadow: var(--ds-shadow);
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: border-color var(--ds-ease), transform var(--ds-ease);
}
.card-header {
    background: transparent;
    border-bottom: 1px solid var(--ds-border);
    font-weight: 600;
    font-size: .82rem;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--ds-text-muted);
    padding: .9rem 1.25rem;
}
.card-body { padding: 1.25rem; }
.card-title { font-size: .8rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--ds-text-muted); }
.card-footer { background: var(--ds-bg-subtle); border-top: 1px solid var(--ds-border); }

/* Metric / stat cards — neutral surface with accent value, replaces text-bg-* */
.card.text-bg-primary,
.card.text-bg-success,
.card.text-bg-info,
.card.text-bg-warning,
.card.text-bg-danger,
.card.text-bg-secondary {
    background: var(--ds-surface) !important;
    color: var(--ds-text) !important;
    border: 1px solid var(--ds-border);
    position: relative;
}
.card[class*="text-bg-"] .card-title { color: var(--ds-text-muted) !important; }
.card[class*="text-bg-"] .display-4,
.card[class*="text-bg-"] .card-text.display-4 {
    font-size: 2.4rem; font-weight: 680; letter-spacing: -.04em; color: #fff !important;
    margin: .35rem 0 .85rem;
    font-variant-numeric: tabular-nums;
}
/* Accent stripe per metric colour */
.card[class*="text-bg-"]::before {
    content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
}
.card.text-bg-primary::before { background: var(--ds-accent); }
.card.text-bg-success::before { background: var(--ds-success); }
.card.text-bg-info::before    { background: var(--ds-info); }
.card.text-bg-warning::before { background: var(--ds-warning); }
.card.text-bg-danger::before  { background: var(--ds-danger); }
/* Buttons inside metric cards become subtle ghost buttons */
.card[class*="text-bg-"] .btn-light {
    background: var(--ds-surface-2); color: var(--ds-text); border: 1px solid var(--ds-border);
}
.card[class*="text-bg-"] .btn-light:hover { background: var(--ds-surface-hover); border-color: var(--ds-border-strong); }

/* ----------------------------------------------------------
   5. Buttons
   ---------------------------------------------------------- */
.btn {
    border-radius: var(--ds-radius-sm);
    font-weight: 500;
    font-size: .9rem;
    padding: .5rem .95rem;
    transition: all var(--ds-ease);
    border: 1px solid transparent;
    letter-spacing: -0.01em;
}
.btn:focus, .btn:focus-visible { box-shadow: 0 0 0 3px rgba(0,112,243,.3); outline: none; }
.btn-sm { font-size: .8rem; padding: .32rem .6rem; }
.btn-lg { font-size: 1rem; padding: .7rem 1.2rem; }

/* Primary = solid accent */
.btn-primary {
    background: var(--ds-accent); border-color: var(--ds-accent); color: var(--ds-accent-ink);
}
.btn-primary:hover, .btn-primary:focus { background: var(--ds-accent-hover); border-color: var(--ds-accent-hover); color:#fff; }
.btn-primary:active { filter: brightness(.92); }

/* Treat success/info/warning action buttons as neutral-with-accent so the UI stays calm */
.btn-success { background: var(--ds-success); border-color: var(--ds-success); color: #04210f; }
.btn-success:hover { filter: brightness(1.08); color:#04210f; }
.btn-info { background: var(--ds-info); border-color: var(--ds-info); color: #04223a; }
.btn-info:hover { filter: brightness(1.08); color:#04223a; }
.btn-warning { background: var(--ds-warning); border-color: var(--ds-warning); color: #2a1a00; }
.btn-warning:hover { filter: brightness(1.08); color:#2a1a00; }
.btn-danger { background: var(--ds-danger); border-color: var(--ds-danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.05); }

/* Secondary / outline = bordered ghost (the Vercel default) */
.btn-secondary,
.btn-outline-primary, .btn-outline-secondary, .btn-outline-light, .btn-light {
    background: var(--ds-surface-2);
    border: 1px solid var(--ds-border-strong);
    color: var(--ds-text);
}
.btn-secondary:hover,
.btn-outline-primary:hover, .btn-outline-secondary:hover, .btn-outline-light:hover, .btn-light:hover {
    background: var(--ds-surface-hover); border-color: #444; color: #fff;
}
.btn-outline-danger { background: transparent; border-color: rgba(255,92,92,.45); color: var(--ds-danger); }
.btn-outline-danger:hover { background: var(--ds-danger-bg); color: #fff; border-color: var(--ds-danger); }

/* ----------------------------------------------------------
   6. Tables
   ---------------------------------------------------------- */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--ds-text);
    --bs-table-border-color: var(--ds-border);
    --bs-table-striped-bg: rgba(255,255,255,.022);
    --bs-table-striped-color: var(--ds-text);
    --bs-table-hover-bg: var(--ds-surface-2);
    --bs-table-hover-color: #fff;
    vertical-align: middle;
    margin-bottom: 0;
    font-size: .9rem;
}
.table > thead th {
    font-weight: 600;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--ds-text-faint);
    border-bottom: 1px solid var(--ds-border) !important;
    padding: .7rem .9rem;
    background: transparent;
}
.table > tbody td { border-bottom: 1px solid var(--ds-border); padding: .7rem .9rem; color: var(--ds-text); }
.table > tbody tr:last-child td { border-bottom: none; }
.table-hover > tbody > tr { transition: background var(--ds-ease); }
/* When a table sits directly in a card body, let it breathe edge-to-edge */
.card-body > .table:first-child:last-child { margin: -.25rem 0; }

/* ----------------------------------------------------------
   7. Forms
   ---------------------------------------------------------- */
.form-label { font-weight: 500; font-size: .85rem; color: var(--ds-text-muted); margin-bottom: .4rem; }
.form-control, .form-select {
    background: var(--ds-bg-subtle);
    border: 1px solid var(--ds-border-strong);
    border-radius: var(--ds-radius-sm);
    color: var(--ds-text);
    padding: .55rem .8rem;
    font-size: .92rem;
    transition: border-color var(--ds-ease), box-shadow var(--ds-ease), background var(--ds-ease);
}
.form-control::placeholder { color: var(--ds-text-faint); }
.form-control:focus, .form-select:focus {
    background: var(--ds-bg-subtle);
    border-color: var(--ds-accent);
    box-shadow: 0 0 0 3px rgba(0,112,243,.22);
    color: #fff;
}
.form-control:disabled, .form-select:disabled { background: var(--ds-surface); opacity: .6; }
.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23a1a1a1'%3e%3cpath d='m2 5 6 6 6-6' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right .8rem center;
    background-size: 14px 14px;
    padding-right: 2.4rem;
}
.input-group-text { background: var(--ds-surface-2); border: 1px solid var(--ds-border-strong); color: var(--ds-text-muted); }
.form-check-input { background-color: var(--ds-bg-subtle); border-color: var(--ds-border-strong); }
.form-check-input:checked { background-color: var(--ds-accent); border-color: var(--ds-accent); }
.form-check-input:focus { box-shadow: 0 0 0 3px rgba(0,112,243,.22); border-color: var(--ds-accent); }
.form-text { color: var(--ds-text-faint); }

/* ----------------------------------------------------------
   8. Badges
   ---------------------------------------------------------- */
.badge {
    font-weight: 600;
    font-size: .72rem;
    letter-spacing: .01em;
    padding: .34em .62em;
    border-radius: 999px;
    border: 1px solid transparent;
}
.badge.bg-success, .badge.text-bg-success { background: var(--ds-success-bg) !important; color: var(--ds-success) !important; border-color: rgba(43,213,118,.3); }
.badge.bg-danger,  .badge.text-bg-danger  { background: var(--ds-danger-bg)  !important; color: var(--ds-danger)  !important; border-color: rgba(255,92,92,.3); }
.badge.bg-warning, .badge.text-bg-warning { background: var(--ds-warning-bg) !important; color: var(--ds-warning) !important; border-color: rgba(245,166,35,.3); }
.badge.bg-info,    .badge.text-bg-info    { background: var(--ds-info-bg)    !important; color: var(--ds-info)    !important; border-color: rgba(86,182,255,.3); }
.badge.bg-primary, .badge.text-bg-primary { background: rgba(0,112,243,.14)  !important; color: var(--ds-accent-hover) !important; border-color: rgba(0,112,243,.32); }
.badge.bg-secondary, .badge.text-bg-secondary { background: var(--ds-surface-2) !important; color: var(--ds-text-muted) !important; border-color: var(--ds-border-strong); }

/* ----------------------------------------------------------
   9. Alerts
   ---------------------------------------------------------- */
.alert {
    border-radius: var(--ds-radius);
    border: 1px solid var(--ds-border);
    background: var(--ds-surface);
    color: var(--ds-text);
    padding: .85rem 1.1rem;
    font-size: .9rem;
    display: flex; gap: .6rem; align-items: flex-start;
}
.alert-success { background: var(--ds-success-bg); border-color: rgba(43,213,118,.3); color: #b9f4d2; }
.alert-danger  { background: var(--ds-danger-bg);  border-color: rgba(255,92,92,.3); color: #ffc9c9; }
.alert-warning { background: var(--ds-warning-bg); border-color: rgba(245,166,35,.3); color: #ffe1ad; }
.alert-info    { background: var(--ds-info-bg);    border-color: rgba(86,182,255,.3); color: #c5e6ff; }

/* ----------------------------------------------------------
   10. Modals, dropdowns, misc Bootstrap chrome
   ---------------------------------------------------------- */
.modal-content {
    background: var(--ds-surface);
    border: 1px solid var(--ds-border);
    border-radius: var(--ds-radius-lg);
    box-shadow: 0 24px 64px rgba(0,0,0,.6);
}
.modal-header, .modal-footer { border-color: var(--ds-border); }
.modal-header { padding: 1.1rem 1.25rem; }
.modal-title { font-size: 1.05rem; }

.dropdown-menu {
    background: var(--ds-surface-2);
    border: 1px solid var(--ds-border-strong);
    border-radius: var(--ds-radius);
    box-shadow: 0 16px 40px rgba(0,0,0,.5);
    padding: .35rem;
}
.dropdown-item { color: var(--ds-text-muted); border-radius: var(--ds-radius-sm); padding: .45rem .7rem; font-size: .9rem; }
.dropdown-item:hover, .dropdown-item:focus { background: var(--ds-surface-hover); color: #fff; }
.dropdown-divider { border-color: var(--ds-border); }

.nav-tabs { border-bottom: 1px solid var(--ds-border); }
.nav-tabs .nav-link { color: var(--ds-text-muted); border: none; border-bottom: 2px solid transparent; border-radius: 0; padding: .6rem .9rem; }
.nav-tabs .nav-link:hover { color: #fff; border-bottom-color: var(--ds-border-strong); }
.nav-tabs .nav-link.active { color: #fff; background: transparent; border-bottom-color: var(--ds-accent); }

.pagination .page-link { background: var(--ds-surface); border-color: var(--ds-border); color: var(--ds-text-muted); }
.pagination .page-link:hover { background: var(--ds-surface-2); color: #fff; }
.pagination .page-item.active .page-link { background: var(--ds-accent); border-color: var(--ds-accent); color: #fff; }

.list-group-item { background: var(--ds-surface); border-color: var(--ds-border); color: var(--ds-text); }
.progress { background: var(--ds-surface-2); border-radius: 999px; height: .55rem; }
.progress-bar { background: var(--ds-accent); }
.text-muted { color: var(--ds-text-faint) !important; }
.bg-light { background: var(--ds-surface) !important; color: var(--ds-text) !important; }
.bg-body-tertiary { background: var(--ds-bg-subtle) !important; }
.border { border-color: var(--ds-border) !important; }

/* Neutralise legacy coloured navbars/headers so every area matches */
.navbar.bg-dark, .navbar.bg-success, .navbar.bg-primary { background: rgba(10,10,10,.72) !important; }
.card-header.bg-primary, .card-header.bg-success, .card-header.bg-dark {
    background: transparent !important; color: var(--ds-text-muted) !important;
}

/* ----------------------------------------------------------
   11. Auth screens (login / register)
   ---------------------------------------------------------- */
.auth-wrap {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(700px 380px at 50% -5%, rgba(0,112,243,.10), transparent 65%),
        var(--ds-bg);
}
.auth-card {
    width: 100%; max-width: 400px;
    background: var(--ds-surface);
    border: 1px solid var(--ds-border);
    border-radius: var(--ds-radius-lg);
    box-shadow: var(--ds-shadow);
    padding: 2rem;
}
.auth-brand { display: flex; align-items: center; gap: .65rem; font-weight: 650; color: #fff; margin-bottom: 1.5rem; font-size: 1.1rem; }
.auth-brand .mark {
    width: 28px; height: 28px; border-radius: 7px;
    background: conic-gradient(from 210deg, var(--ds-accent), #7c3aed, var(--ds-accent));
    box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 2px 10px rgba(0,112,243,.45);
}
.auth-title { font-size: 1.35rem; margin-bottom: .25rem; }
.auth-sub { color: var(--ds-text-muted); font-size: .9rem; margin-bottom: 1.5rem; }

/* Animations */
@keyframes ds-fade-up { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.card, .auth-card { animation: ds-fade-up .35s var(--ds-ease) both; }

/* Tutorial / video embed — responsive 16:9 */
.tutorial-embed {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--ds-radius-lg);
    overflow: hidden;
    border: 1px solid var(--ds-border);
    background: #000;
}
.tutorial-embed iframe {
    position: absolute; inset: 0;
    width: 100%; height: 100%; border: 0;
}
.tutorial-empty {
    display: grid; place-items: center;
    aspect-ratio: 16 / 9;
    border: 1px dashed var(--ds-border-strong);
    border-radius: var(--ds-radius-lg);
    color: var(--ds-text-faint);
    background: var(--ds-bg-subtle);
    font-size: .9rem;
}

/* Utility */
.text-accent { color: var(--ds-accent-hover) !important; }
.fw-mono { font-family: var(--ds-mono); font-size: .85em; }
.section-title { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ds-text-faint); margin-bottom: .9rem; }

/* ----------------------------------------------------------
   12. Left sidebar navigation
   A fixed rail; content is pushed right via :has() so individual
   pages don't need their markup restructured.
   ---------------------------------------------------------- */
:root { --side-w: 208px; }

.app-sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: var(--side-w);
    display: flex;
    flex-direction: column;
    gap: .1rem;
    padding: .8rem .55rem .7rem;
    background: linear-gradient(180deg, #0d0d0d, #0a0a0a);
    border-right: 1px solid var(--ds-border);
    z-index: 1040;
    overflow-y: auto;
}
/* Push every page that renders a sidebar */
body:has(.app-sidebar) { padding-left: var(--side-w); }
body:has(.app-sidebar) .navbar { display: none; } /* hide any legacy top navbar */

.sb-brand {
    display: flex; align-items: center; gap: .5rem;
    padding: .25rem .45rem .7rem;
    color: #fff; font-weight: 650; font-size: .92rem;
    letter-spacing: -.02em;
    border-bottom: 1px solid var(--ds-border);
    margin-bottom: .35rem;
    min-width: 0;
}
.sb-brand .mark {
    width: 22px; height: 22px; border-radius: 6px; flex: 0 0 auto;
    background: conic-gradient(from 210deg, var(--ds-accent), #7c3aed, var(--ds-accent));
    box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 2px 10px rgba(0,112,243,.4);
}
.sb-brand .name { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-brand img { max-height: 26px; border-radius: 5px; }

.sb-label {
    font-size: .62rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em;
    color: var(--ds-text-faint); padding: .7rem .55rem .25rem;
}
.sb-link {
    display: flex; align-items: center; gap: .58rem;
    padding: .4rem .55rem;
    border-radius: var(--ds-radius-sm);
    color: var(--ds-text-muted);
    font-size: .83rem; font-weight: 500;
    transition: background var(--ds-ease), color var(--ds-ease);
    position: relative;
}
.sb-link svg { width: 15px; height: 15px; flex: 0 0 auto; opacity: .8; }
.sb-link:hover { background: var(--ds-surface-2); color: #fff; }
.sb-link.active { background: var(--ds-surface-2); color: #fff; box-shadow: inset 0 0 0 1px var(--ds-border-strong); }
.sb-link.active svg { opacity: 1; color: var(--ds-accent-hover); }

.sb-spacer { flex: 1 1 auto; }
.sb-foot { border-top: 1px solid var(--ds-border); padding-top: .6rem; margin-top: .4rem; }
.sb-user {
    display: flex; align-items: center; gap: .6rem; padding: .4rem .65rem .6rem; min-width: 0;
}
.sb-user { padding: .35rem .55rem .5rem; }
.sb-user .avatar {
    width: 26px; height: 26px; border-radius: 50%; flex: 0 0 auto;
    display: grid; place-items: center; font-weight: 650; font-size: .76rem; color:#fff;
    background: var(--ds-surface-hover); box-shadow: inset 0 0 0 1px var(--ds-border-strong);
    text-transform: uppercase;
}
.sb-user .meta { min-width: 0; }
.sb-user .meta b { display: block; color: #fff; font-size: .85rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sb-user .meta span { font-size: .72rem; color: var(--ds-text-faint); }
.sb-link.logout { color: var(--ds-text-muted); }
.sb-link.logout:hover { background: var(--ds-danger-bg); color: #fff; box-shadow: inset 0 0 0 1px rgba(255,92,92,.35); }
.sb-badge {
    margin-left: auto; font-size: .68rem; font-weight: 600; padding: .12em .5em; border-radius: 999px;
    background: var(--ds-warning-bg); color: var(--ds-warning); border: 1px solid rgba(245,166,35,.3);
}

/* Collapse to a top bar on small screens */
@media (max-width: 991px) {
    .app-sidebar {
        position: static; width: auto; flex-direction: row; align-items: center;
        flex-wrap: wrap; gap: .25rem; padding: .6rem .8rem;
        border-right: none; border-bottom: 1px solid var(--ds-border);
    }
    body:has(.app-sidebar) { padding-left: 0; }
    .sb-brand { border: none; margin: 0 .6rem 0 0; padding: .2rem; }
    .sb-label, .sb-foot, .sb-user .meta { display: none; }
    .sb-spacer { flex: 1 1 0; }
    .sb-link { padding: .45rem .6rem; }
    .sb-link span.txt { display: none; }
    .sb-foot { display: flex; border: none; padding: 0; margin: 0; }
}

/* ----------------------------------------------------------
   13. Split auth screen (login / register)
   ---------------------------------------------------------- */
.auth-split {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    grid-template-rows: 1fr;
}
.auth-aside {
    position: relative;
    padding: 3rem;
    display: flex; flex-direction: column; justify-content: space-between;
    background:
        radial-gradient(120% 120% at 0% 0%, rgba(124,58,237,.22), transparent 45%),
        radial-gradient(120% 120% at 100% 100%, rgba(0,112,243,.25), transparent 50%),
        #0c0c0f;
    border-right: 1px solid var(--ds-border);
    overflow: hidden;
}
.auth-aside::after {
    content: ""; position: absolute; inset: 0;
    background-image: linear-gradient(var(--ds-border) 1px, transparent 1px), linear-gradient(90deg, var(--ds-border) 1px, transparent 1px);
    background-size: 38px 38px; opacity: .15; mask-image: radial-gradient(circle at 30% 30%, #000, transparent 75%);
}
.auth-aside > * { position: relative; z-index: 1; }
.auth-aside .a-brand { display: flex; align-items: center; gap: .7rem; font-weight: 650; color: #fff; font-size: 1.1rem; }
.auth-aside .a-brand .mark { width: 30px; height: 30px; border-radius: 8px; background: conic-gradient(from 210deg, var(--ds-accent), #7c3aed, var(--ds-accent)); box-shadow: 0 0 0 1px rgba(255,255,255,.1), 0 4px 16px rgba(0,112,243,.5); }
.auth-aside .a-hero { font-size: 2rem; font-weight: 680; letter-spacing: -.03em; color: #fff; line-height: 1.15; max-width: 18ch; }
.auth-aside .a-hero .accent { background: linear-gradient(90deg, var(--ds-accent-hover), #a78bfa); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.auth-aside .a-sub { color: var(--ds-text-muted); font-size: .95rem; max-width: 36ch; margin-top: .8rem; }
.auth-aside .a-foot { color: var(--ds-text-faint); font-size: .8rem; }
.auth-main { display: flex; align-items: center; justify-content: center; padding: 2rem 1.5rem; background: var(--ds-bg); }
.auth-form { width: 100%; max-width: 360px; }
.auth-form .auth-brand-sm { display: none; align-items: center; gap: .6rem; font-weight: 650; color: #fff; margin-bottom: 1.5rem; }
.auth-form .auth-brand-sm .mark { width: 26px; height: 26px; border-radius: 7px; background: conic-gradient(from 210deg, var(--ds-accent), #7c3aed, var(--ds-accent)); }
.auth-form .btn-primary { width: 100%; }  /* slim, not chunky */

@media (max-width: 860px) {
    .auth-split { grid-template-columns: 1fr; }
    .auth-aside { display: none; }
    .auth-form .auth-brand-sm { display: flex; }
}

@media (max-width: 768px) {
    h1 { font-size: 1.4rem; }
    .card[class*="text-bg-"] .display-4 { font-size: 2rem; }
}